Senior Security Engineer - Security Automation

Tesco Plc; Welwyn Garden City; On-site; GBP 100,000 - 125,000; Full time

Job summary

A leading UK retailer is looking for a Senior Security Engineer specializing in security automation. The role involves defining, designing, and implementing automations to enhance security capabilities using Python and SOAR platforms. Candidates should have at least 2 years of hands-on experience and excellent communication skills. This full-time position offers a variety of benefits, including an annual bonus scheme and private medical insurance.

Benefits

Annual bonus scheme up to 20%

25 days holiday plus personal day

Private medical insurance

Additional maternity and paternity leave benefits

Free virtual GP service

Qualifications

• 2+ years of proven hands-on experience using Python for development.
• Experience with SOAR platforms.
• Flexibility and responsiveness in a fast-paced environment.

Responsibilities

• Define, design, and implement security automations to enhance security capabilities.
• Drive the security automation roadmap based on feedback.
• Work across teams to improve workflows.

Skills

Security Orchestration

Python

REST APIs

MITRE ATT&CK framework

Communication skills

Education

Relevant certifications (SANS SEC573, SEC598, SEC673)

Job description

Senior Security Engineer – Security Automation

About the Cyber Security Team

Our cyber security team are the eyes and ears of our organisation. We use pioneering technology to increase visibility and protection of systems, services, and data. To do this we need to stay ahead of the latest threats and continuously improve our tooling, techniques, and processes.

We’re continually working to step change security capability to further improve the protection and controls that we offer for our customers and colleagues across the UK, Europe, and Asia, and we’re looking to add phenomenal people to our growing team.

We believe that skilled and passionate people are our greatest asset in reducing risk to our business and customers. We encourage and support continual development and learning and recognise the importance of keeping up with changes in technology and an evolving threat landscape.

Responsibilities

• Defining, designing, and implementing security automations to enhance the capability to detect, prevent and respond to security threats and incidents by enabling a faster and more effective response.
• Drive the security automation roadmap based on team feedback and through your own research, testing and development.
• Work across multiple teams with analysts and engineers to improve workflows, enabling our colleagues to spend their time doing what they do best.
• Design and develop security automations across SOAR platform and other security products and tooling.
• Party tooling using REST APIs and Python development.
• Work with existing security automation and platform engineers to improve upon existing playbooks and automations to ensure optimal platform performance.
• Develop and run security processes day‑to‑day for the Tesco Group.

Qualifications

You will be self‑motivated and ambitious with an ability to work in a fast‑paced, Agile environment.

Flexibility, responsiveness, creativity and a passion for the work would be ideal as you will thrive in our culture.

You will possess the ability to build solid working relationships with peers and senior leaders across the business.

When working in cross‑functional tasks you will have the ability to demonstrate strong written, verbal communication and presentation skills to all levels of seniority and disciplines within the organisation.

Technical Skills

• Proven hands‑on experience with Security Orchestration, Automation and Response (SOAR) platforms.
• 2+ years of proven hands‑on experience using Python for development.
• Understanding of REST APIs and the ability to interact with third‑party REST APIs.
• Understanding of the MITRE ATT&CK framework (or equivalent) and emerging threat actor tactics, techniques, and procedures.

Soft Skills

• Demonstrable curiosity, passion, and proactive attitude toward security and personal development.
• Good interpersonal skills, excellent written and oral communication, self‑motivation.
• Great teammate and independent worker, relationship builder.
• Ability to collaborate closely with domain experts, key customers, and colleagues at all levels.

Desirable Certifications

Ideally one or more relevant certifications, such as: SANS SEC573, SEC598, SEC673.

Benefits

• Annual bonus scheme of up to 20% of base salary.
• Holiday starting at 25 days plus a personal day (plus Bank holidays).
• Private medical insurance.
• 26 weeks maternity and adoption leave (after 1 year’s service) at full pay, followed by 13 weeks of Statutory Maternity Pay or Statutory Adoption Pay; we also offer 4 weeks fully paid paternity leave.
• Free 24/7 virtual GP service and Employee Assistance Programme (EAP) for you and your family, free access to a range of experts to support your mental wellbeing.

About Us

Our vision at Tesco is to become every customer’s favourite way to shop, whether they are at home or out on the move. Our core purpose is “Serving our customers, communities and planet a little better every day”. Acting as a responsible and sustainable business for all stakeholders, for the communities we are part of, and for the planet.

We are proud to have an inclusive culture at Tesco where everyone truly feels able to be themselves. We celebrate diversity, recognise the value and opportunity it brings, and are committed to providing a fully inclusive and accessible recruitment process. We are a Disability Confident Leader and we commit to an accessible recruitment journey.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Information Technology

Industry

Retail